<template>
  <div>
    <TypeNav/>
    <div class="main">
      <div class="py-container">
        <!--bread-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <li class="with-x" v-if="searchParams.categoryName">{{searchParams.categoryName}}<i @click="removeCategoryQuery">×</i></li>
            <li class="with-x" v-if="searchParams.trademark">{{searchParams.trademark.split(':')[1]}}<i @click="removeTrademark">×</i></li>
            <li class="with-x" v-if="searchParams.keyword">{{searchParams.keyword}}<i @click="removeKeywordParams">×</i></li>
            <li class="with-x" v-for="(prop,index) in searchParams.props" :key="prop">{{prop.split(':')[1]}}<i @click="removeProp(index)">×</i></li>
          </ul>
        </div>

        <!--selector-->
        <SearchSelector @searchTrademark="searchTrademark" @searchProp="searchProp"/>

        <!--details-->
        <div class="details clearfix">
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li class="active">
                  <a href="#">综合</a>
                </li>
                <li>
                  <a href="#">销量</a>
                </li>
                <li>
                  <a href="#">新品</a>
                </li>
                <li>
                  <a href="#">评价</a>
                </li>
                <li>
                  <a href="#">价格⬆</a>
                </li>
                <li>
                  <a href="#">价格⬇</a>
                </li>
              </ul>
            </div>
          </div>
          <div class="goods-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-5" v-for="good in goodsList" :key="good.id">
                <div class="list-wrap">
                  <div class="p-img">
                    <a href="item.html" target="_blank"><img :src="good.defaultImg"/></a>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥&nbsp;</em>
                      <i>{{good.price}}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a target="_blank" href="item.html" >{{good.title}}</a>
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                  <div class="operate">
                    <a href="success-cart.html" target="_blank" class="sui-btn btn-bordered btn-danger">加入购物车</a>
                    <a href="javascript:void(0);" class="sui-btn btn-bordered">收藏</a>
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <div class="fr page">
            <div class="sui-pagination clearfix">
              <ul>
                <li class="prev disabled">
                  <a href="#">«上一页</a>
                </li>
                <li class="active">
                  <a href="#">1</a>
                </li>
                <li>
                  <a href="#">2</a>
                </li>
                <li>
                  <a href="#">3</a>
                </li>
                <li>
                  <a href="#">4</a>
                </li>
                <li>
                  <a href="#">5</a>
                </li>
                <li class="dotted"><span>...</span></li>
                <li class="next">
                  <a href="#">下一页»</a>
                </li>
              </ul>
              <div><span>共10页&nbsp;</span></div>
            </div>
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import SearchSelector from './SearchSelector/SearchSelector'
import {mapGetters} from "vuex";

export default {
  name: 'Search',
  data() {
    return {
      //初始化搜索参数
      searchParams: {
        "category1Id": "",
        "category2Id": "",
        "category3Id": "",
        "categoryName": "",
        "keyword": "",
        "props": [],
        "trademark": "",

        //分页显示
        "order": "1:desc",
        "pageNo": 1,
        "pageSize": 10,
      }

    }
  },

  computed: {
    ...mapGetters(['goodsList'])
  },
  methods: {
    //处理请求参数
    handlerSearchParams() {
      const {category1Id, category2Id, category3Id, categoryName} = this.$route.query;
      const {keyword} = this.$route.params;
      const newSearchParams = {
        ...this.searchParams,
        category1Id,
        category2Id,
        category3Id,
        categoryName,
        keyword

      }
      //将所有为空的参数都赋值为undefined 避免发送请求时占用带宽
      Object.keys(newSearchParams).forEach((key) => {
        if (newSearchParams[key] === '') {
          newSearchParams[key] = undefined
        }
      })
      this.searchParams = newSearchParams;

    },
    //根据子组件传来的searchTrademark参数来进行重新请求搜索
    searchTrademark(trademark){
      this.searchParams.trademark=trademark;
      this.$store.dispatch('getGoodsListInfo', this.searchParams)
    },
    //根据子组件传来的searchProp参数来进行重新请求搜索
    searchProp(prop){

      //过滤一下，如果有props中已经有prop 则不添加
      const isHasProp=this.searchParams.props.some(item =>item===prop )
      if (isHasProp)return;

      this.searchParams.props.push(prop);
      this.$store.dispatch('getGoodsListInfo', this.searchParams)
    },
    //移除三级列表参数，也就相当于移除query参数,也就说修改地址栏地址，需要是由push方法或者replace方法才能修改成功
    removeCategoryQuery(){
      //修改地址后route变化，直接会导致调用监视属性的方法，这个组件依旧跳到当前这个组件，所以这个不会消亡，会触发更新
      this.$router.push({name:'Search', params: this.$route.params})
    },
    //移除搜索keyword，也就相当于移除params参数,也就说修改地址栏地址，需要是由push方法或者replace方法才能修改成功
    removeKeywordParams(){
      //修改地址后route变化，直接会导致调用监视属性的方法，这个组件依旧跳到当前这个组件，所以这个不会消亡，会触发更新
      this.$router.push({name:'Search', query: this.$route.query})


      //利用全局事件总线清空搜索输入框
      this.$bus.$emit('clearKeyword')
    },
    //移除搜索品牌trademark
    removeTrademark(){
      this.searchParams.trademark = undefined;
      this.$store.dispatch('getGoodsListInfo', this.searchParams)
    },
    //移除搜索的属性
    removeProp(index){
      this.searchParams.props.splice(index,1)
      this.$store.dispatch('getGoodsListInfo', this.searchParams)
    }

  },
  mounted() {


  },
  // beforeDestroy() {
  //   console.log('死亡')
  // },
  watch: {
    $route: {
      immediate: true,
      handler() {
        this.handlerSearchParams();
        this.$store.dispatch('getGoodsListInfo', this.searchParams)
      }

    }
  },
  components: {
    SearchSelector
  }
}
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;

        .sui-pagination {
          margin: 18px 0;

          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;

            li {
              line-height: 18px;
              display: inline-block;

              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }

              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }

              &.prev {
                a {
                  background-color: #fafafa;
                }
              }

              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }

              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }

              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }

          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }
  }
}
</style>
